.index{
    width: 100%;
      height: 100%;
   
      .ant-layout-sider-children{
        height: 837px;
      }
    .ant-layout-header .trigger {
        padding: 0 18px;
        font-size: 18px;
        line-height: 64px;
        cursor: pointer;
        transition: color 0.3s;
       
      }
      .ant-layout-header .headerimg{
           height: 100%;
           float: right;
           vertical-align: baseline;
           margin-right: 50px;
          span{
            margin-right: 5px;
          }
      }
      .ant-layout-header .trigger:hover {
        color: #0d82f6;
      }
      
      .ant-layout-sider-children .logo {
        height: 30px;
        margin: 16px;
        color: white;
        text-align: center;
        font-size: 20px;
        overflow: hidden;
      }
}